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Air Conditioning and Refrigeration Mechanics jobs in Karratha

Air Conditioning and Refrigeration Mechanics in Karratha do the same work as air conditioning and refrigeration mechanics anywhere in Australia, but who employs them, and under which licence, is local. Karratha's largest employing industries are Mining, Construction and Manufacturing, which shapes both where the work is and how steady it tends to be.

Vacancies

Current air conditioning and refrigeration mechanics vacancies in Karratha

No air conditioning and refrigeration mechanics roles are advertised in Karratha right now. Licensing and who hires locally still apply — this page updates when a matching role appears.

Local market

Who hires air conditioning and refrigeration mechanics in Karratha

Karratha exists to service Pilbara gas and iron ore: Woodside's Karratha Gas Plant and Pluto LNG on the Burrup, Rio Tinto's Dampier port, rail and Cape Lambert operations, Yara Pilbara's ammonia plant, and Perdaman's urea project. The workforce splits between residents and a large fly-in fly-out contingent.

Woodside Energy (Karratha Gas Plant and Pluto LNG, Burrup Peninsula), Rio Tinto (Dampier port, rail and Cape Lambert operations), City of Karratha and WA Country Health Service (Karratha Health Campus) are among the largest employers in Karratha. Most air conditioning and refrigeration mechanics here, though, are hired by small and mid-sized businesses rather than by the names everyone recognises — which is why so many local vacancies never reach a big job board.

Largest employing industries

MiningConstructionManufacturingTransport, Postal and WarehousingPublic Administration and SafetyHealth Care and Social Assistance

25,429 people (City of Karratha (Local Government Area, includes Dampier, Wickham, Roebourne and Point Samson), ABS Estimated Resident Population at 30 June 2025. The narrower Karratha Significant Urban Area was 19,659 at the same date.).

Role

What the job involves

Air conditioning and refrigeration mechanics install, assemble, commission, maintain and repair air conditioning, refrigeration and associated control systems and equipment.

  • Reading plans and specifications to determine installation requirements
  • Installing and assembling air conditioning and refrigeration plant, ducting and pipework
  • Charging systems with refrigerant and testing for leaks
  • Commissioning systems and adjusting controls to specified performance
  • Diagnosing faults in refrigeration, air conditioning and control circuits
  • Servicing, maintaining and repairing equipment and replacing defective components
  • Recovering and handling refrigerant in accordance with regulatory requirements

Training

Qualifications and training

  • AQF Certificate III including at least two years of on-the-job training, or AQF Certificate IV (ANZSCO Skill Level 3, per ABS ANZSCO 2022)
  • ANZSCO notes that at least three years of relevant experience may substitute for the formal qualification for classification purposes
  • Ordinarily completed as an air conditioning and refrigeration apprenticeship

Skills

Skills employers ask for

Refrigeration cycle diagnosis and fault finding · Brazing, pipework fabrication and leak testing · Refrigerant recovery, charging and handling compliance · Electrical control and circuit troubleshooting · System commissioning and performance balancing · Reading mechanical services drawings and schematics · Working at heights and confined space safety · Preventive maintenance planning and reporting

FAQ

Frequently asked questions

Air Conditioning and Refrigeration Mechanics work in Karratha — licensing, hiring and what employers look for.

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Sources

  • Air Conditioning and Refrigeration Mechanics — occupation data · verified 2026-07-31. ABS ANZSCO 2022, Minor Group 342 — https://www.abs.gov.au/statistics/classifications/anzsco-australian-and-new-zealand-standard-classification-occupations/2022/browse-classification/3/34/342; ABS ANZSCO 2022, Sub-major Group 34 Electrotechnology and Telecommunications Trades Workers — https://www.abs.gov.au/statistics/classifications/anzsco-australian-and-new-zealand-standard-classification-occupations/2022/browse-classification/3/34. NOT VERIFIED in this pass and deliberately left empty: modern award name/code, refrigerant handling licence class names, state and territory electrical licensing detail, training.gov.au qualification codes, and employment outlook figures.
  • Karratha — local data · verified 2026-08-04. ABS Regional population, 2024-25 (https://www.abs.gov.au/statistics/people/population/regional-population/2024-25); ABS Census of Population and Housing 2021, industry of employment (https://www.abs.gov.au/census/find-census-data/quickstats/2021); WA Country Health Service (https://www.wacountry.health.wa.gov.au); City of Karratha (https://www.karratha.wa.gov.au)

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